One-way valve with flutter prevention function

Abstract

The utility model discloses a one-way valve with an anti-flutter function, which comprises a valve body, and an anti-flutter control mechanism and a detachable mounting mechanism are mounted on the valve body; the anti-flutter control mechanism comprises a conical valve element, a first telescopic rod, a protection plate, a connecting base, a telescopic spring, a second telescopic rod and a liquid passing cavity. According to the anti-flutter valve, the anti-flutter control mechanism is installed, the arrangement of the first telescopic rod on the conical valve element can increase the anti-flutter capacity under the condition that liquid flowing is not damaged, and the basic valve function of the anti-flutter valve can be guaranteed through connection and fixation of the protection plate, the connecting base, the telescopic spring, the second telescopic rod and the liquid passing cavity; through fixed connection of the U-shaped mounting plate, the first liquid passing opening, the second liquid passing opening, the first mounting plate, the nut, the adjusting bolt, the U-shaped fixing clamp, the valve seat, the second mounting plate and the fixing bolt and fixation through a plurality of bolts, elements in the valve body can be replaced in time when being damaged, so that convenience is provided for a user.

Description

TECHNICAL FIELD

[0001] The utility model relates to one -way valve technical field especially relates to a one -way valve with anti -chatter function. BACKGROUND

[0002] As an important fluid control element, one -way valve is widely used in various fields, in hydraulic system, it is used for controlling the one -way flow of fluid, ensure the normal operation of system, in the petroleum chemical industry, one -way valve can prevent the backflow of fluid in pipeline, ensure the safety of process, in aerospace field, one -way valve plays a key role to ensure the stable operation of aircraft fuel system, hydraulic system etc.

[0003] The existing one -way valve has the following shortcomings:

[0004] In the use process of traditional one -way valve, when fluid passes through one -way valve, due to the pressure fluctuation of fluid, flow rate change and other factors, the valve core will appear unstable vibration, this chatter not only can produce noise, also can lead to the sealing performance of one -way valve decline, even damage the internal structure of one -way valve;

[0005] Most of the traditional one -way valve is integral structure, when the internal structure of one -way valve appears damage, it is inconvenient to disassemble and replace, and the maintenance difficulty is big. UTILITY MODEL CONTENTS

[0006] The utility model aims at solving the shortcomings in the prior art and provides a one -way valve with anti -chatter function.

[0007] In order to realize the above -mentioned purpose, the utility model adopts the following technical scheme:

[0008] A one -way valve with anti -chatter function, including valve body, the valve body is installed with anti -chatter control mechanism and detachable installation mechanism;

[0009] The anti -chatter control mechanism includes conical valve core, first telescopic rod, guard plate, connecting seat, telescopic spring, second telescopic rod and liquid passing cavity, the top of two first telescopic rods is welded on the one -side outer wall of conical valve core, the bottom of first telescopic rod is fixedly connected with the top surface of guard plate, the bottom of two guard plates is respectively inserted on the both ends of one -side outer wall of connecting seat, telescopic spring is sleeved on the outer wall of second telescopic rod, the top of second telescopic rod is fixedly connected with the one -side surface of conical valve core, the side of two guard plates is fixedly connected with the both -side inner wall of liquid passing cavity.

[0010] Through the above scheme, the anti-vibration control mechanism is installed, the first telescopic rod on the conical valve core can increase the anti-vibration capability without damaging the liquid flow, and the connection and fixation of the protection plate, the connecting seat, the telescopic spring, the second telescopic rod and the liquid passing cavity can guarantee the basic valve function.

[0011] Preferably, the detachable mounting mechanism comprises a U-shaped mounting plate, a first liquid passing opening, a second liquid passing opening, a first mounting plate, a nut, an adjusting bolt, a U-shaped fixing clamp, a valve seat, a second mounting plate and a fixing bolt, one end of the adjusting bolt is connected with the first mounting plate through the nut, and one side of the valve seat is clamped in the U-shaped fixing clamp.

[0012] Through the above scheme, the detachable mounting mechanism is installed, the U-shaped mounting plate, the first liquid passing opening, the second liquid passing opening, the first mounting plate, the nut, the adjusting bolt, the U-shaped fixing clamp, the valve seat, the second mounting plate and the fixing bolt are fixedly connected, and the internal elements of the valve body can be replaced in time when the internal elements of the valve body are damaged, so that convenience is provided for users.

[0013] Preferably, the U-shaped mounting plate is fixedly connected with both ends of the bottom surface of the valve body, the first mounting plate is screw-connected with one side of the outer wall of the valve body through the adjusting bolt, and the second mounting plate is screw-connected on the other side of the outer wall of the valve body through the plurality of fixing bolts.

[0014] Preferably, the connecting seat is fixedly connected on one side surface of the second mounting plate.

[0015] Preferably, the first liquid passing opening and the second liquid passing opening are formed in the surface of the U-shaped mounting plate.

[0016] Preferably, the top of the second liquid passing opening is in close connection with the bottom of the liquid passing cavity, and the top of the first liquid passing opening is in connection with the other side of the liquid passing cavity.

[0017] The utility model discloses the beneficial effects are:

[0018] Through the installation of the anti-vibration control mechanism, the first telescopic rod on the conical valve core can increase the anti-vibration capability without damaging the liquid flow, and the connection and fixation of the protection plate, the connecting seat, the telescopic spring, the second telescopic rod and the liquid passing cavity can guarantee the basic valve function.

[0019] Through the installation of the detachable mounting mechanism, the U-shaped mounting plate, the first liquid passing opening, the second liquid passing opening, the first mounting plate, the nut, the adjusting bolt, the U-shaped fixing clamp, the valve seat, the second mounting plate and the fixing bolt are fixedly connected, and the internal elements of the valve body can be replaced in time when the internal elements of the valve body are damaged, so that convenience is provided for users. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 A structure schematic view of the one-way valve with the anti-chattering function is provided in the utility model.

[0021] Figure 2 A structure sectional view of the one-way valve with the anti-chattering function is provided in the utility model.

[0022] Figure 3 A structure bottom view of the one-way valve with the anti-chattering function is provided in the utility model.

[0023] In the drawing: 1, valve body; 2, U-shaped mounting plate; 3, first liquid passage; 4, second liquid passage; 5, first mounting plate; 6, nut; 7, adjusting bolt; 8, U-shaped fixing clamp; 9, valve seat; 10, conical valve core; 11, first telescopic rod; 12, protective plate; 13, connecting seat; 14, telescopic spring; 15, second telescopic rod; 16, liquid passing cavity; 17, second mounting plate; 18, fixing bolt. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0025] Embodiment 1, refer to Figure 1 and Figure 2 A one-way valve with an anti-chattering function, comprising a valve body 1, the valve body 1 is provided with an anti-chattering control mechanism and a detachable mounting mechanism;

[0026] The anti-chattering control mechanism comprises a conical valve core 10, a first telescopic rod 11, a protective plate 12, a connecting seat 13, a telescopic spring 14, a second telescopic rod 15 and a liquid passing cavity 16, the top of the two first telescopic rods 11 is welded on the outer wall of one side of the conical valve core 10, the bottom of the first telescopic rod 11 is fixedly connected with the top surface of the protective plate 12, the bottom of the two protective plates 12 is respectively inserted into the outer wall of one side of the connecting seat 13 at both ends, the telescopic spring 14 is sleeved on the outer wall of the second telescopic rod 15, the top of the second telescopic rod 15 is fixedly connected with the side surface of the conical valve core 10, the side surface of the two protective plates 12 is fixedly connected with the two inner walls of the liquid passing cavity 16, the anti-chattering control mechanism is installed, the setting of the first telescopic rod 11 on the conical valve core 10 can increase the anti-chattering ability without damaging the liquid flow, and the connection and fixation of the protective plate 12, the connecting seat 13, the telescopic spring 14, the second telescopic rod 15 and the liquid passing cavity 16 can guarantee the basic valve function.

[0027] Embodiment 2, refer to Figure 1 , Figure 2 and Figure 3The detachable mounting mechanism comprises a U-shaped mounting plate 2, a first liquid passage 3, a second liquid passage 4, a first mounting plate 5, a nut 6, an adjusting bolt 7, a U-shaped fixing clamp 8, a valve seat 9, a second mounting plate 17 and a fixing bolt 18, one end of the adjusting bolt 7 is screw-connected with the first mounting plate 5 through the nut 6, one side of the valve seat 9 is clamped in the inside of the U-shaped fixing clamp 8, the detachable mounting mechanism is mounted, the U-shaped mounting plate 2, the first liquid passage 3, the second liquid passage 4, the first mounting plate 5, the nut 6, the adjusting bolt 7, the U-shaped fixing clamp 8, the valve seat 9, the second mounting plate 17 and the fixing bolt 18 are fixedly connected, the fixing is achieved through a plurality of bolts, the internal elements of the valve body 1 can be replaced in time when the internal elements of the valve body 1 are damaged, and convenience is provided for users.

[0028] Embodiment 3, refer to Figure 2 and Figure 3 The U-shaped mounting plate 2 is fixedly connected with both ends of the bottom surface of the valve body 1, the first mounting plate 5 is screw-connected with one side of the outer wall of the valve body 1 through the adjusting bolt 7, the second mounting plate 17 is screw-connected on the other side of the outer wall of the valve body 1 through a plurality of fixing bolts 18, the connecting seat 13 is fixedly connected on one side surface of the second mounting plate 17, the first liquid passage 3 and the second liquid passage 4 are arranged on the surface of the U-shaped mounting plate 2, the top of the second liquid passage 4 is tightly connected with the bottom of the liquid passing cavity 16, and the top of the first liquid passage 3 is connected with the other side of the liquid passing cavity 16.

[0029] Working principle: the first telescopic rod 11 arranged on the conical valve core 10 can increase the anti-vibration capacity without damaging the liquid flow, and the connecting and fixing of the protection plate 12, the connecting seat 13, the telescopic spring 14, the second telescopic rod 15 and the liquid passing cavity 16 can guarantee the basic valve function; the detachable mounting mechanism is mounted, the U-shaped mounting plate 2, the first liquid passage 3, the second liquid passage 4, the first mounting plate 5, the nut 6, the adjusting bolt 7, the U-shaped fixing clamp 8, the valve seat 9, the second mounting plate 17 and the fixing bolt 18 are fixedly connected, the fixing is achieved through a plurality of bolts, the internal elements of the valve body 1 can be replaced in time when the internal elements of the valve body 1 are damaged, and convenience is provided for users.

[0030] The above merely describes a preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the technical field according to the technical solution and the inventive concept of the present application can make equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A check valve having a function of preventing chatter, comprising a valve body (1), characterized in that, The valve body (1) is provided with an anti-vibration control mechanism and a detachable mounting mechanism. The anti-vibration control mechanism comprises a conical valve core (10), first telescopic rods (11), protective plates (12), connecting seats (13), telescopic springs (14), second telescopic rods (15) and liquid passing cavities (16), the top of the two first telescopic rods (11) is welded to the outer wall of one side of the conical valve core (10), the bottom of the first telescopic rod (11) is fixedly connected to the top surface of the protective plate (12), the bottom of the two protective plates (12) is respectively inserted into the outer wall of one side of the connecting seat (13), the telescopic spring (14) is sleeved on the outer wall of the second telescopic rod (15), the top of the second telescopic rod (15) is fixedly connected to the side surface of the conical valve core (10), and the side surface of the two protective plates (12) is fixedly connected to the inner wall of the two sides of the liquid passing cavity (16).

2. The check valve with anti-chattering function according to claim 1, characterized in that, The detachable mounting mechanism comprises a U-shaped mounting plate (2), a first liquid passing opening (3), a second liquid passing opening (4), a first mounting plate (5), a nut (6), an adjusting bolt (7), a U-shaped fixing clamp (8), a valve seat (9), a second mounting plate (17) and a fixing bolt (18), one end of the adjusting bolt (7) is screwedly connected to the first mounting plate (5) through the nut (6), and one side of the valve seat (9) is clamped in the U-shaped fixing clamp (8).

3. The check valve with anti-chattering function according to claim 2, characterized in that, The U-shaped mounting plate (2) is fixedly connected to the bottom surface of the valve body (1), the first mounting plate (5) is screwedly connected to the outer wall of one side of the valve body (1) through the adjusting bolt (7), and the second mounting plate (17) is screwedly connected to the outer wall of the other side of the valve body (1) through the fixing bolts (18).

4. The check valve with anti-chattering function according to claim 1, characterized in that, The connecting seat (13) is fixedly connected to the side surface of the second mounting plate (17).

5. The check valve with anti-chattering function according to claim 2, characterized in that, The first liquid passing opening (3) and the second liquid passing opening (4) are arranged on the surface of the U-shaped mounting plate (2).

6. The check valve with anti-chattering function according to claim 2, characterized in that, The top of the second liquid passing opening (4) is in close connection with the bottom of the liquid passing cavity (16), and the top of the first liquid passing opening (3) is connected to the other side of the liquid passing cavity (16).

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